package com.sa.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.sa.bean.entity.UserDO;
import com.sa.bean.vo.UserVO;

import java.util.List;

public interface UserService extends IService<UserDO> {

    UserVO selectById(Long userId);

    Integer selectCount();

    String selectNameById(Long id);

    void add(String username, String phone, List<String> features);
}
